问题
选择题
to his scientific research, the professor cared little about his family.
A．Devoting
B．Devoted
C．Having devoted
D．To devote
答案
答案：B
题目分析：考查形容词用法。固定词组be devoted to 致力于…本句中的形容词短语devoted to his scientific research是形容句子主语the professor。
点评：be devoted to…致力于…注意to 是介词；本题是形容词短语修饰句子主语。